http://vipersaudio.com/swupdate/viper4windows/V4W_Setup.zip

Instructions
[ViPER4Windows] Simple manual
1. The installation
First, make sure the operating system is Windows Vista or later. V4W supports both 32 and 64 bit.
Secondly, make sure you have installed .NET2.0 framework. Windows 7 system already contains .NET2.0 framework.
Double click V4W_Setup.exe to run installer. Note: Please run as administrator.
During the installation process, allow the security software to intercept or tips.

2. Driver configurations
When the installation program executed to the last step, it will automatically pop up V4W drive configuration program .
Procedures interface is shown below


Check playback device (aka sound card) you are currently using (Simply tick all of them if you are confused). Then, click OK. V4W will be installed onto the sound cards selected.
If you wish to uninstall V4W on any sound card, run the configurator and simply uncheck and click OK.

Note: Shortcut to Configurator in “Start Menu/Programs/ViPER4Windows/Configurator”

Each time you make changes to the configurator, you need to reboot to take effect.
To uninstall V4W completely, you have to run Configurator an uncheck all devices to remove APO attaching to your sound card. After that, just uninstall V4W software from control panel.

3. Using ViPER4Windows
In Start menu or Quick launch toolbar (if selected during installation), double-click ViPER4Windows will open V4W application.

4. V4W no effect?
Firstly, run Configurator (refer step 2), check whether your current sound card is checked and whether the status is “V4W is already installed”.

Secondly, open Control Panel/Sound, in Playback tab, double-click the default playback device with a small green tick as shown below:




If still no effect, check whether the music player sound output is Kernel Streaming, WASAPI or ASIO. Thiis 3 output type do not allow addon audio effects.

5. ViPER4Windows Multi-lingual Support
The default language of V4W is English (US) . In V4W application, go to Language, and select your desired language.
If you cannot find the language you want. Read “V4W Multi-Lingual Support” page under V4W. Some languages can be downloaded there. You can also make your own translation using the guide there.

Lastly, put the language file in ViPER4Windows/Language/ and restart V4W.

6. V4W Preset file (Default settings)
For now, V4W do not have default settings. If you do not know how to set up the settings, you can get presets shared by other users.

7. Convolver
Due to some Windows user permission issues, ViPER4Windows can only read files in public folders. (Example, V4W cannot read files in c:\Users\Administrator\*)

Therefore, please put the IRS in Installation folder ViPER4Windows\ImpulseResponse\ *here* (Extensions supported: WAV and IRS)

8. V4W Effect Adjustment
8, V4W sound than the tone
ViPER4Windows pre-set volume and rear volume, suitable for both volume controls.
When the sound is compressed serious, you can by reducing the volume of the ways to solve the front. Volume is too small by increasing the volume of the rear method to solve.
Clarity of values ​​and the use of large open simultaneously tube emulation is a nice combination of teeth and can reduce sound.

9. Sampling rate
The best sampling rate for V4W is 44100 and 48000. Other rates may get poor effects.

Please do not use Resample to increase the sampling rate upto 88.2, 96 or 192. This will not improve sound quality but instead increase your CPU load.

10. Sound Delay
When using V4W, sound will get a little delay, specially when watching videos or movies. If your settings are good, V4W can have the least delay.

When you use equalizer, delay cannot be avoided. Is has a constant delay of 32 ms.
If possible, try to balance the AV (audio/video) by setting a delay on A/V in video player.

When watching streaming content such as Youtube etc, it’s not recommended to use Equalizer. Because you are not able to balance the A/V.

How it works?
How V4W works
What actually is ViPER4Windows? Is it a virtual sound card, like SRS , or what?

ViPER4Windows is an “APO”. APO stands for “Audio Processing Object”. APO is designed by Microsoft. It is an audio processing framework that can be loaded onto any sound card.

Comparison between APO and SRS Virtual Sound Card

F.A.Q.
Frequently Asked Questions
Updated on January 17, 2014

- When installing V4W, problems about “DLL Registration” error.
A:
1. Ignore first. (Running as admin)
2. C++ 2010 installation pops up, proceed with installation
3. Configurator pops up, check everything (for beginners) and continue.
4. After complete installation, rerun V4W setup. (Run as admin)
5. DLL registration successful.
6. After that, all follow-up installations can be ignored since already went through in step 2 and 3.

- LocalPreset related error
A: Try right-click V4W and in properties, check run as admin and run in compatibility mode.

- ViPER4Windows no effects.(Solution for Realtek sound cards)
A: Driver not supported, so install another driver which is supported. Right now you can try custom drivers over Internet, no promises.

Taro IRSnya. di C:\Program Files\ViPER4Windows\ImpulseResponse buka v4w lalu nyalakan convolver dan masukkan IRS yang udah agan copas ke folder tempat IRS